$ git clone -n https://src.fedoraproject.org/rpms/perl-Spreadsheet-ParseExcel.git /var/lib/mock/f40-build-2248642-53961/root/chroot_tmpdir/scmroot/perl-Spreadsheet-ParseExcel
Cloning into '/var/lib/mock/f40-build-2248642-53961/root/chroot_tmpdir/scmroot/perl-Spreadsheet-ParseExcel'...
$ git fetch origin 57e911113b170f321ac59b991491f877212665f7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Spreadsheet-ParseExcel
 * [new ref]         57e911113b170f321ac59b991491f877212665f7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 57e9111 Update to 0.66